Interfaces
15
Siemens Building Technologies
Fire Safety & Security Products 07.2008
7.2 Clock & Data - PIN code Output
If a Clock & Data interface the PIN code is output as follows:
<10 leading zeroes>BPFC<10 trailing zeroes>
Data Length Description
B 1 byte Start character, constant ‘1011’
P 1 byte PIN-code character
F 1 byte End character, constant ‘1111’
C 1 byte Checksum
Output Data:
Key Hex Binary Output
0 0 11010 00001 11111 00100
1 1 11010 10000 11111 10101
2 2 11010 01000 11111 01101
3 3 11010 11001 11111 11100
4 4 11010 00100 11111 00001
5 5 11010 10101 11111 10000
6 6 11010 01101 11111 01000
7 7 11010 11100 11111 11001
8 8 11010 00010 11111 00111
9 9 11010 10011 11111 10110
* A 11010 01011 11111 01110
# E 11010 01110 11111 01011
7.3 BCLINK - PIN code output
If the reader is using BCLINK, the PIN code is output according to the BCLINK pro-
tocol.